<template>
  <div>
    <h2>App组件</h2>
    <h2>msg: {{ msg }}</h2>
    <hr />
    <A aa="aa" bb="bb" cc="cc" @aa="aa" @bb="bb" @cc="cc"></A>
  </div>
</template>
<script>
import A from "./components/A.vue";
export default {
  name: "App",
  data() {
    return {
      msg: "hello",
    };
  },
  methods: {
    aa() {},
    bb() {},
    cc() {},
  },
  components: {
    A,
  },
};
</script>

<style lang="less" scoped></style>
